Melodic Intervals Size Statistics for the most commonly occurring intervals. (Independent – samples t-tests).

Statistics for the comparisons of the most commonly occurring melodic interval sizes in tone and non-tone language music databases; n1 and n2 refer to the sample sizes of tone and non-tone language music databases. (All comparisons were made with the two-tailed independent samples t-test, α-level adjusted using the Bonferroni method).